//package com.example.demo.JPAtest;
//
//import org.springframework.beans.factory.annotation.Autowired;
//import org.springframework.stereotype.Service;
//
//@Service
//public class JPATestServiceImpl {
//
//    @Autowired
//    private IJPATest ijpaTest;
//
//
//    // 根据标题查询书籍
//    public JPATest findBookByTitle(int id) {
//        return ijpaTest.findById(id);
//    }
//}
